Finding Application Hotspots on a Linux* System with Intel® VTune™ Amplifier XE: This video demonstrates how to use the tool to find basic hotspots in a ray tracing application called Tachyon. Also demonstrates how to invoke the tool, how to set up the environment so that the shell knows how to find it, how to locate the samples provided, how to build the tachyon project and how to use Intel VTune Amplifier XE to find hotspots and compare different runs of the application.